{"instruction": "你是专门进行关系抽取的专家。请从input中抽取出符合schema定义的关系三元组，不存在的关系返回空列表。请按照JSON字符串的格式回答。", "schema": ["预防", "发病性别倾向", "预后生存率", "预后状况"], "input": "肝硬化@通过戒酒、避免其他肝毒性药物（例如NSAID和大剂量对乙酰氨基酚 [>2 g/天]）、易感患者免疫接种甲型和乙型肝炎疫苗、BMI过高者减肥、维持足够营养、规律锻炼身体等方法可以预防重叠性肝损伤。"}
{"预防": [{"subject": "肝硬化", "object": "戒酒"}, {"subject": "肝硬化", "object": "避免其他肝毒性药物"}, {"subject": "肝硬化", "object": "免疫接种甲型"}, {"subject": "肝硬化", "object": "乙型肝炎疫苗"}, {"subject": "重叠性肝损伤", "object": "减肥"}, {"subject": "重叠性肝损伤", "object": "维持足够营养"}, {"subject": "重叠性肝损伤", "object": "规律锻炼身体"}], "发病性别倾向": [], "预后生存率": [], "预后状况": []}